EPJ Web of Conferences
Volume 41, 2013XVIIIth International Conference on Ultrafast Phenomena
|Number of page(s)||3|
|Section||Correlated Electron Systems, Magnetization, and Spin Dynamics|
|Published online||13 March 2013|
Photoinduced Coherent Spin Fluctuation in Primary Dynamics of Insulator to Metal Transition in Perovskite Cobalt Oxide
1 Department of Physics, Tohoku University, Sendai 980-8578, Japan
2 JST, CREST, Sendai 980-8578, Japan
3 Department of Advanced Materials Science, Univ. of Tokyo, Kashiwa, 277-8561, Japan
4 International College of Arts and Sciences, Yokohama City University, Yokohama, 236-0027, Japan
5 Institute for Materials Research, Tohoku University, Sendai, 980-8577, Japan
a e-mail: email@example.com
Coherent spin fluctuation was detected in the photoinduced Mott insulator-metal transition in perovskite cobalt oxide by using 3 optical-cycle infrared pulse. Such coherent spin fluctuation is driven by the perovskite distortion changing orbital gap.
© Owned by the authors, published by EDP Sciences, 2013
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